Three stair connection details illustrate channel stringers supporting stair pans using a quarter-inch thick plate secured with three-quarter-inch diameter machine bolts. The stair pans utilize C4 channels sized per plan, welded to the connecting plate with three-sixteenths-inch fillet welds top and bottom. Detail B and C incorporate C8 stringer channels sized per plan, while detail A shows a typical stringer condition sized per plan. Finishes are specified per plan.
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